Sedimentology and Paleontology of Eocene Rocks in the Sespe Creek Area, Ventura County, California; Frontmatter and Roadlogs

A. Eugene Fritsche, Michael S. Clark

Pacific Section SEPM

... of this sandstone. Note the fine grain size of the sand and especially the dense bioturbation that produces the mottled texture and structureless nature...

Jurassic Rocks of South-Central Utah

Wm. Lee Stokes, Clifford N. Holmes

Utah Geological Association

...” was introduced by Gregory and Moore (1931) for the Wingate sandstone, Kayenta formation and Navajo sandstone, in ascending order. The type locality (see Fig. 1...

An overview of hymenopteran cocoons as a tool to interpret ichnospecies of Fictovichnus (Pallichnidae) and other fossil cocoons of wasps

Laura C. Sarzetti, Jorge F. Genise, Pablo Dinghi, M. Alejandra Molina

PALAIOS

... in the ichnogenus Fictovichnus. Characters assessed in this study are length, equatorial diameter, diameters near the extremes, shape, color, texture, surface...

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John G. Dennis

AAPG Special Volumes

... the rocks split more or less easily. Remarks: Commonly, bedding planes are perpendicular to changes in texture or composition...

Terminology of Limestone and Related Rocks: An Interim Report

John Rodgers

Journal of Sedimentary Research (SEPM)

..., sandstone, shale--no grade scale has been generally accepted for the carbonate rocks. The texture of carbonate rocks is more like that of igneous rocks than...

Interaction of Reaction, Mass Transport, and Rock Deformation During Diagenesis: Mathematical Modeling of Intergranular Pressure Solution, Stylolites, and Differential Compaction/Cementation

Thomas Dewers, Peter J. Ortoleva

AAPG Special Volumes

.... 251-253. Heald, M. T., and R. C. Anderegg, 1960, Differential cementation in the Tuscarora Sandstone: Journal of Sedimentary Petrology, v. 30, p...

Chapter 128: Stratigraphic Architecture and Depositional Processes of a Proximal Crevasse Splay and Genetically Related, Sinuous Channel Fill, Isaac Formation, British Columbia, Canada

R. W. C. Arnott

AAPG Special Volumes

..., structureless sandstone beds extend across the width of the outcrop, showing little change in thickness or texture. The areal expanse of the better...

Paleogeography of Middle Jurassic Continental, Shoreline, and Shallow Marine Sedimentation, Southern Utah

Ronald C. Blakey, Fred Peterson, Mario V. Caputo, Richard C. Geesaman, Brent J. Voorhees

Rocky Mountain Section (SEPM)

..., and whitish-orange, very fine to fine grained, well sorted, quartz-rich sandstone of similar mineralogy and texture as the cross-bedded sandstone...

Characteristics of Lower Wilcox Reservoirs, Valentine and South Halletsville Fields, Lavaca County, Texas

Robert R. Berg

GCAGS Transactions

... in a 4 ft ABE bed. For the productive interval, average permeability is 8.5 md, and average porosity is 19.7%. Texture and composition also influence...

Secondary Porosity in the Upper Jackfork Sandstone (Pennsylvanian), Little Rock-Arkadelphia, Arkansas

Denise M. Stone , David N. Lumsden

Journal of Sedimentary Research (SEPM)

... photos were compared to illustrations in Wilson and Pittman (1977) to estimate sandstone matrix composition and origin. X-ray diffraction was used...

Depositional Environments, Provenance, and Tectonic Framework: Upper Part of the Late Precambrian Mount Rogers Formation, Blue Ridge Province, Southwestern Virginia

Frederic L. Schwab

Journal of Sedimentary Research (SEPM)

..., composition, and texture are interpreted as glacial till, fluvial channel conglomerate, (varved?) lacustrine or shallow marine siltstone and shale...

Hazel Formation, West Texas: A Precambrian Arid Region Alluvial Fan System: Part 1 — Fan Environments

Jeffrey C. Reid

West Texas Geological Society

... to determine possible lateral, vertical, or geographic variation in composition; and the provenance and source area of the sandstone. Geologic Setting...

A Survey of Fossils and Geology of Red Rock Canyon Open Space, Colorado Springs, Colorado

Sharon Milito

Rocky Mountain Association of Geologists

... Formation, Lyons Sandstone, Morrison and Ralston Creek formations, Purgatoire Formation, Dakota Sandstone, the Benton Shale, Niobrara Formation and Pierre...

Depositional History of Dakota Formation (Cretaceous) Sandstones, Southeastern Nebraska

H. A. Karl

Journal of Sedimentary Research (SEPM)

... differences in external geometry, stratification and grain size exist between sandstone bodies in the Terra Cotta Member and those intercalated within...

Depositional and Diagenetic Controls on Reservoir Quality in First Wilcox Sandstone, Livingston Field, Louisiana

David D. Johnston , Randy J. Johnson

AAPG Bulletin

... composition of the First Wilcox sandstone (Figure 6) is 72.6% quartz, 9.4% feldspars, 2.3% glauconite, 2.6% chert, 2.1% mica, and 6.4% rock fragments...

Potassic Diagenesis of Cambrian Sandstones and Precambrian Granitic Basement in UPH-3 Deep Hole, Upper Mississippi Valley, U.S.A.

Michael E. Duffin, Mingchou Lee , George DeV. Klein, Richard L. Hay

Journal of Sedimentary Research (SEPM)

... composition of I/S. MT. SIMON SANDSTONE The Mt. Simon Sandstone consists chiefly of medium and coarse-grained sandstones but includes mudstones, fine...

Calcite Cementation of a Quaternary Conglomerate in Southern Sinai

Ron Bogoch, Philip Cook

Journal of Sedimentary Research (SEPM)

..., 1968, Mineralogy, petrology and chemical composition of some calcareous tufa from the Schwabische Alb, Germany: in Muller, G., and G. M. Friedman (eds...

Depositional Environment and Mineralogy of the Upper Cretaceous Teapot Sandstone, Well Draw Field, Powder River Basin, Wyoming

Steven P. Conner, John J. Sullivan, Thomas T. Tieh

Rocky Mountain Association of Geologists

... 60 ROCK FRAGMENTS Figure 10. Detrital composition of massive sandstones. Sandstone Reservoirs-1 989 Major diagenetic processes observed include...

Case Histories - Offshore Mid-Norway/Taranaki Basin, New Zealand/San Emigdio Area, California

Salman Bloch

Special Publications of SEPM

... of depositionally-controlled differences in composi­ tion, sorting, and grain size. In contrast, reservoir quality in the Kekiktuk Formation sandstone...

Sandstone Architecture and Classification

New Orleans Geological Society

... has little value. The term formation water is used here to describe all water in sandstone pores regardless of origin or composition. Formation water...

Depositional Interpretation and Reservoir Characterization of the Tithonian in Mizzen F-09, Flemish Pass Basin, Canada; #50967 (2014)

Simon R. Haynes, Jonathan Marshall, Erik Imsland Wathne, Geoff Minielly, Elisabeth Mortlock, Olav Walderhaug, and Trevor Johnson

Search and Discovery.com

... was drilled near the crest of the structure, and encountered an oil-down-to in sandstone reservoirs of Upper Jurassic (Tithonian) age. This package...

Sorrento Field, Denver Basin, Colorado

Stephen A. Sonnenberg, Donald J. McKenna, Philip J. McKenna

Rocky Mountain Association of Geologists

... mainly of point-bar channel sandstone. At least seven point-bars can be mapped in the Sorrento area. Individual point-bars are recognized in isopach...

Lockhart Crossing Field: New Wilcox Trend in Southeastern Louisiana

Gregory A. Self , Sylvester Q. Breard , Howard P. Rael , Jeffrey A. Stein , Paul A. Thayer , Martin O. Traugott , William D. Easom

AAPG Bulletin

... elaborate on the interpreted sequence of events. SANDSTONE PETROLOGY Texture and Composition Table 3 summarizes whole-rock compositional data for the bar...

Depositional Environments of the Eocene Domengine Formation Outcrop on the North Side of Mt. Diablo, California

W. Rupert Bodden III

Pacific Section SEPM

... or siltstone, often one that contains thin interbeds of sandstone. This u:r:per fine-grained unit often has a rooted underclay texture and plant fossils...

Fox Hills Formation in Southern Alberta

James O. G. Sanderson

AAPG Bulletin

... and Hayden in Dakota and Wyoming, can be recognized in southern Alberta as a clearly defined mappable stratigraphic unit. It is a marine sandstone...